Characterization of Single Superphosphate Powders – a ...
property and solubilization kinetics of SSP fertilizers. 2 Materials and methods Milling of SSP fertilizer The SSP powders were prepared from a commercial SSP fertilizer (original SSP) by using predetermined milling times of, 5, 10, 20, 40 and 80 minutes. The milling process was carried out using an orbital mill equipment comprised